5Pcs S6903-2RS ABEC-9 Stainless Steel Ball Bearing 17x30x7mm 6903 Ball Bearing for Bicycle
Special Features
- Size: 6903-2RS (Inner Dia.=17mm, Outer Dia.=30mm, Thickness=7mm)
- Sealed on BOTH SIDES of the bearing to keep lubricant in. Suitable for complex environment
- Made from Carbon Steel, durability and resistance to under heavy loads
- ABEC Tolerance 9
- Pre-Lubricated, Easy to maintain
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